A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern?
B. Xylem
as it contribute for most of a tree's growth in diameter.
Answer:
population growth
Explanation:
A is the answer. Population growth is the change in the size of the group of the same species over time.
Bless you
The answer is false
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Answer:
They are single celled organisms.
Explanation: